def installed_location(self) -> Optional[str]:
egg_link = egg_link_path_from_location(self.raw_name)
if egg_link:
location = egg_link
elif self.location:
location = self.location
else:
return None
return normalize_path(location)
def dist_location(dist: Distribution) -> str:
"""
Get the site-packages location of this distribution. Generally
this is dist.location, except in the case of develop-installed
packages, where dist.location is the source code location, and we
want to know where the egg-link file is.
The returned location is normalized (in particular, with symlinks removed).
"""
egg_link = egg_link_path_from_location(dist.project_name)
if egg_link:
return normalize_path(egg_link)
return normalize_path(dist.location)
def installed_location(self) -> Optional[str]:
"""The distribution's "installed" location.
This should generally be a ``site-packages`` directory. This is
usually ``dist.location``, except for legacy develop-installed packages,
where ``dist.location`` is the source code location, and this is where
the ``.egg-link`` file is.
The returned location is normalized (in particular, with symlinks removed).
"""
egg_link = egg_link_path_from_location(self.raw_name)
if egg_link:
location = egg_link
elif self.location:
location = self.location
else:
return None
return normalize_path(location)
def from_dist(cls, dist: BaseDistribution) -> "UninstallPathSet":
dist_location = dist.location
info_location = dist.info_location
if dist_location is None:
logger.info(
"Not uninstalling %s since it is not installed",
dist.canonical_name,
)
return cls(dist)
normalized_dist_location = normalize_path(dist_location)
if not dist.local:
logger.info(
"Not uninstalling %s at %s, outside environment %s",
dist.canonical_name,
normalized_dist_location,
sys.prefix,
)
return cls(dist)
if normalized_dist_location in {
p
for p in {sysconfig.get_path("stdlib"), sysconfig.get_path("platstdlib")}
if p
}:
logger.info(
"Not uninstalling %s at %s, as it is in the standard library.",
dist.canonical_name,
normalized_dist_location,
)
return cls(dist)
paths_to_remove = cls(dist)
develop_egg_link = egg_link_path_from_location(dist.raw_name)
# Distribution is installed with metadata in a "flat" .egg-info
# directory. This means it is not a modern .dist-info installation, an
# egg, or legacy editable.
setuptools_flat_installation = (
dist.installed_with_setuptools_egg_info
and info_location is not None
and os.path.exists(info_location)
# If dist is editable and the location points to a ``.egg-info``,
# we are in fact in the legacy editable case.
and not info_location.endswith(f"{dist.setuptools_filename}.egg-info")
)
# Uninstall cases order do matter as in the case of 2 installs of the
# same package, pip needs to uninstall the currently detected version
if setuptools_flat_installation:
if info_location is not None:
paths_to_remove.add(info_location)
installed_files = dist.iter_declared_entries()
if installed_files is not None:
for installed_file in installed_files:
paths_to_remove.add(os.path.join(dist_location, installed_file))
# FIXME: need a test for this elif block
# occurs with --single-version-externally-managed/--record outside
# of pip
elif dist.is_file("top_level.txt"):
try:
namespace_packages = dist.read_text("namespace_packages.txt")
except FileNotFoundError:
namespaces = []
else:
namespaces = namespace_packages.splitlines(keepends=False)
for top_level_pkg in [
p
for p in dist.read_text("top_level.txt").splitlines()
if p and p not in namespaces
]:
path = os.path.join(dist_location, top_level_pkg)
paths_to_remove.add(path)
paths_to_remove.add(f"{path}.py")
paths_to_remove.add(f"{path}.pyc")
paths_to_remove.add(f"{path}.pyo")
elif dist.installed_by_distutils:
raise UninstallationError(
"Cannot uninstall {!r}. It is a distutils installed project "
"and thus we cannot accurately determine which files belong "
"to it which would lead to only a partial uninstall.".format(
dist.raw_name,
)
)
elif dist.installed_as_egg:
# package installed by easy_install
# We cannot match on dist.egg_name because it can slightly vary
# i.e. setuptools-0.6c11-py2.6.egg vs setuptools-0.6rc11-py2.6.egg
paths_to_remove.add(dist_location)
easy_install_egg = os.path.split(dist_location)[1]
easy_install_pth = os.path.join(
os.path.dirname(dist_location),
"easy-install.pth",
)
paths_to_remove.add_pth(easy_install_pth, "./" + easy_install_egg)
elif dist.installed_with_dist_info:
for path in uninstallation_paths(dist):
paths_to_remove.add(path)
elif develop_egg_link:
# PEP 660 modern editable is handled in the ``.dist-info`` case
# above, so this only covers the setuptools-style editable.
with open(develop_egg_link) as fh:
link_pointer = os.path.normcase(fh.readline().strip())
assert os.path.samefile(link_pointer, dist_location), (
f"Egg-link {link_pointer} does not match installed location of "
f"{dist.raw_name} (at {dist_location})"
)
paths_to_remove.add(develop_egg_link)
easy_install_pth = os.path.join(
os.path.dirname(develop_egg_link), "easy-install.pth"
)
paths_to_remove.add_pth(easy_install_pth, dist_location)
else:
logger.debug(
"Not sure how to uninstall: %s - Check: %s",
dist,
dist_location,
)
if dist.in_usersite:
bin_dir = get_bin_user()
else:
bin_dir = get_bin_prefix()
# find distutils scripts= scripts
try:
for script in dist.iterdir("scripts"):
paths_to_remove.add(os.path.join(bin_dir, script.name))
if WINDOWS:
paths_to_remove.add(os.path.join(bin_dir, f"{script.name}.bat"))
except (FileNotFoundError, NotADirectoryError):
pass
# find console_scripts and gui_scripts
def iter_scripts_to_remove(
dist: BaseDistribution,
bin_dir: str,
) -> Iterator[str]:
for entry_point in dist.iter_entry_points():
if entry_point.group == "console_scripts":
yield from _script_names(bin_dir, entry_point.name, False)
elif entry_point.group == "gui_scripts":
yield from _script_names(bin_dir, entry_point.name, True)
for s in iter_scripts_to_remove(dist, bin_dir):
paths_to_remove.add(s)
return paths_to_remove
def from_dist(cls, dist: Distribution) -> "UninstallPathSet":
dist_path = normalize_path(dist.location)
if not dist_is_local(dist):
logger.info(
"Not uninstalling %s at %s, outside environment %s",
dist.key,
dist_path,
sys.prefix,
)
return cls(dist)
if dist_path in {
p
for p in
{sysconfig.get_path("stdlib"),
sysconfig.get_path("platstdlib")} if p
}:
logger.info(
"Not uninstalling %s at %s, as it is in the standard library.",
dist.key,
dist_path,
)
return cls(dist)
paths_to_remove = cls(dist)
develop_egg_link = egg_link_path_from_location(dist.project_name)
develop_egg_link_egg_info = "{}.egg-info".format(
pkg_resources.to_filename(dist.project_name))
egg_info_exists = dist.egg_info and os.path.exists(dist.egg_info)
# Special case for distutils installed package
distutils_egg_info = getattr(dist._provider, "path", None)
# Uninstall cases order do matter as in the case of 2 installs of the
# same package, pip needs to uninstall the currently detected version
if (egg_info_exists and dist.egg_info.endswith(".egg-info")
and not dist.egg_info.endswith(develop_egg_link_egg_info)):
# if dist.egg_info.endswith(develop_egg_link_egg_info), we
# are in fact in the develop_egg_link case
paths_to_remove.add(dist.egg_info)
if dist.has_metadata("installed-files.txt"):
for installed_file in dist.get_metadata(
"installed-files.txt").splitlines():
path = os.path.normpath(
os.path.join(dist.egg_info, installed_file))
paths_to_remove.add(path)
# FIXME: need a test for this elif block
# occurs with --single-version-externally-managed/--record outside
# of pip
elif dist.has_metadata("top_level.txt"):
if dist.has_metadata("namespace_packages.txt"):
namespaces = dist.get_metadata("namespace_packages.txt")
else:
namespaces = []
for top_level_pkg in [
p for p in dist.get_metadata(
"top_level.txt").splitlines()
if p and p not in namespaces
]:
path = os.path.join(dist.location, top_level_pkg)
paths_to_remove.add(path)
paths_to_remove.add(path + ".py")
paths_to_remove.add(path + ".pyc")
paths_to_remove.add(path + ".pyo")
elif distutils_egg_info:
raise UninstallationError(
"Cannot uninstall {!r}. It is a distutils installed project "
"and thus we cannot accurately determine which files belong "
"to it which would lead to only a partial uninstall.".format(
dist.project_name, ))
elif dist.location.endswith(".egg"):
# package installed by easy_install
# We cannot match on dist.egg_name because it can slightly vary
# i.e. setuptools-0.6c11-py2.6.egg vs setuptools-0.6rc11-py2.6.egg
paths_to_remove.add(dist.location)
easy_install_egg = os.path.split(dist.location)[1]
easy_install_pth = os.path.join(os.path.dirname(dist.location),
"easy-install.pth")
paths_to_remove.add_pth(easy_install_pth, "./" + easy_install_egg)
elif egg_info_exists and dist.egg_info.endswith(".dist-info"):
for path in uninstallation_paths(dist):
paths_to_remove.add(path)
elif develop_egg_link:
# develop egg
with open(develop_egg_link) as fh:
link_pointer = os.path.normcase(fh.readline().strip())
assert (
link_pointer == dist.location
), "Egg-link {} does not match installed location of {} (at {})".format(
link_pointer, dist.project_name, dist.location)
paths_to_remove.add(develop_egg_link)
easy_install_pth = os.path.join(os.path.dirname(develop_egg_link),
"easy-install.pth")
paths_to_remove.add_pth(easy_install_pth, dist.location)
else:
logger.debug(
"Not sure how to uninstall: %s - Check: %s",
dist,
dist.location,
)
# find distutils scripts= scripts
if dist.has_metadata("scripts") and dist.metadata_isdir("scripts"):
for script in dist.metadata_listdir("scripts"):
if dist_in_usersite(dist):
bin_dir = get_bin_user()
else:
bin_dir = get_bin_prefix()
paths_to_remove.add(os.path.join(bin_dir, script))
if WINDOWS:
paths_to_remove.add(os.path.join(bin_dir, script) + ".bat")
# find console_scripts
_scripts_to_remove = []
console_scripts = dist.get_entry_map(group="console_scripts")
for name in console_scripts.keys():
_scripts_to_remove.extend(_script_names(dist, name, False))
# find gui_scripts
gui_scripts = dist.get_entry_map(group="gui_scripts")
for name in gui_scripts.keys():
_scripts_to_remove.extend(_script_names(dist, name, True))
for s in _scripts_to_remove:
paths_to_remove.add(s)
return paths_to_remove
def test_noegglink_in_sitepkgs_venv_global(self) -> None:
self.mock_virtualenv_no_global.return_value = False
self.mock_running_under_virtualenv.return_value = True
self.mock_isfile.return_value = False
assert egg_link_path_from_location(self.mock_dist.project_name) is None
def test_egglink_in_both_venv_global(self) -> None:
self.mock_virtualenv_no_global.return_value = False
self.mock_running_under_virtualenv.return_value = True
self.mock_isfile.return_value = True
assert (egg_link_path_from_location(
self.mock_dist.project_name) == self.site_packages_egglink)
def test_egglink_in_sitepkgs_venv_noglobal(self) -> None:
self.mock_virtualenv_no_global.return_value = True
self.mock_running_under_virtualenv.return_value = True
self.mock_isfile.side_effect = self.eggLinkInSitePackages
assert (egg_link_path_from_location(
self.mock_dist.project_name) == self.site_packages_egglink)
def test_egglink_in_usersite_venv_global(self) -> None:
self.mock_virtualenv_no_global.return_value = False
self.mock_running_under_virtualenv.return_value = True
self.mock_isfile.side_effect = self.eggLinkInUserSite
assert (egg_link_path_from_location(
self.mock_dist.project_name) == self.user_site_egglink)
